Stylus pen for inputting operation input on touch panel



FIG. 1 is a front, top and left perspective view of a stylus pen for inputting operation input on touch panel showing our new design;

FIG. 2 is a rear, bottom and right perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side thereof. 

The ornamental design for a stylus pen for inputting operation input on touch panel, as shown and described. 